The present research was done for the purpose of examine both job motivation rate and ways to enhance it in managers. Statistical universe contains 85 male managers belonging to Ardabil's Education Department, from which 70 individuals were selected as samples by using Morgan Table and random sampling method. This research was conducted by Descriptive-Correlation type of method and is considere...

INTRODUCTION Average annual incidence of snakebite worldwide is between 5.5 to 1.2 million, and at least 125,000 of them are fatal. In Iran, around 4,500-11,000 snakebites occur annually, and a small number of them are fatal. Snake bites can cause intoxity and immediate death in patients, and the aim of this study was to investigate the epidemiological study of snakebites in Ardabil Province. ...

This study presents the first population-based report on breast cancer in the Islamic Republic of Iran using data derived from a cancer registry. A retrospective study was conducted to find all new breast cancer cases in 5 provinces covered by the cancer registry during the 5-year period 1996-2000. There were 2421 cases recorded in the 5 registries. The age-standardized incidence rate (ASR) was...

Brain hydatid cyst constitutes one of the leading causes of cranial mass in the endemic region, especially among the children. Symptoms of the disease are associated with rising of intracranial pressure and focal neurological deficit. Surgical excision of the cyst is essential to treatment. Here we present a 19 yr-old male livings in Ardabil, northwest of Iran, referred to Neurosurgery Clinic i...

Algebraic varieties that are locally isomorphic to open subsets of affine space will be called plain. Plain varieties are smooth and rational. The converse is true for curves and surfaces, and is unknown in general. It is shown that plain varieties are stable under blowup in smooth centers.

Finding an accurate computational method for estimating pan evaporation (EPm) can be useful in the application of these methods development sustainable agricultural systems and water resources management. In present study, proposed hybrid called multiple model-support vector machine (MM-SVM) with aim showing increasing, decreasing, constant accuracy behavior this model improving results EP comp...

BACKGROUND Considering the importance of sexual drive among teenagers, parental and societal concerns about teenagers' sexual drives, particularly in religious communities such as Iran is of practical importance; therefore, this present research was designed to study students' sources of sexual knowledge acquisition. METHODS This research was carried out among 2600 high school students in the...